REI.com The outdoors outfitter
sometimes has "Adventure Racing 101" clinics, and you can buy pretty
much everything you need to complete even Primal Quest. Stores are
located in Berkeley and Concord.

CyclePath.com The world
of mountain bikes is rife with fairly complicated detail, and this shop
is used to catering to the needs of adventure racers. Plus, there are
free weekly group rides so you can get used to climbing upward on two
wheels.

AquanSports.com Aquan,
a supporter of adventure racers, offers equipment for kayaking, scuba
diving, kite boarding, and more. There is a free weekly paddle group on
Wednesdays at 6 p.m. at Parkside Aquatic Park in San Mateo.

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